16  *	transport's wait list. At the same time, if a reply is expected,
20  *	pending requests for that transport. If a matching XID is found, the
38  *  Transport switch API copyright (C) 2005, Chuck Lever <cel@netapp.com>
87  * xprt_register_transport - register a transport implementation
88  * @transport: transport to register
90  * If a transport implementation is loaded as a kernel module, it can
94  * 0:		transport successfully registered
95  * -EEXIST:	transport already registered
96  * -EINVAL:	transport module being unloaded
98 int xprt_register_transport(struct xprt_class *transport)  in xprt_register_transport()  argument
106 		/* don't register the same transport class twice */  in xprt_register_transport()
107 		if (t->ident == transport->ident)  in xprt_register_transport()
111 	list_add_tail(&transport->list, &xprt_list);  in xprt_register_transport()
112 	printk(KERN_INFO "RPC: Registered %s transport module.\n",  in xprt_register_transport()
113 	       transport->name);  in xprt_register_transport()
123  * xprt_unregister_transport - unregister a transport implementation
124  * @transport: transport to unregister
127  * 0:		transport successfully unregistered
128  * -ENOENT:	transport never registered
130 int xprt_unregister_transport(struct xprt_class *transport)  in xprt_unregister_transport()  argument
138 		if (t == transport) {  in xprt_unregister_transport()
140 				"RPC: Unregistered %s transport module.\n",  in xprt_unregister_transport()
141 				transport->name);  in xprt_unregister_transport()
142 			list_del_init(&transport->list);  in xprt_unregister_transport()
155  * xprt_load_transport - load a transport implementation
156  * @transport_name: transport to load
159  * 0:		transport successfully loaded
160  * -ENOENT:	transport module not available
195  * @task: task that is requesting access to the transport
196  * @xprt: pointer to the target transport
199  * transport connects from colliding with writes.  No congestion control
259  * @task: task that is requesting access to the transport
263  * woken up and given access to the transport.
350  * xprt_release_xprt - allow other requests to use a transport
351  * @xprt: transport with other tasks potentially waiting
352  * @task: task that is releasing access to the transport
367  * xprt_release_xprt_cong - allow other requests to use a transport
368  * @xprt: transport with other tasks potentially waiting
369  * @task: task that is releasing access to the transport
372  * transport if the transport's congestion window allows it.
430  * @xprt: pointer to transport
484  * xprt_adjust_cwnd - adjust transport congestion window
489  * The transport code maintains an estimate on the maximum number of out-
524  * xprt_wake_pending_tasks - wake all tasks on a transport's pending queue
525  * @xprt: transport with waiting tasks
539  * xprt_wait_for_buffer_space - wait for transport output buffer to clear
540  * @xprt: transport
565  * xprt_write_space - wake the task waiting for transport output buffer space
566  * @xprt: transport with waiting tasks
684  * xprt_disconnect_done - mark a transport as disconnected
685  * @xprt: transport to flag for disconnect
701  * xprt_force_disconnect - force a transport to disconnect
702  * @xprt: transport to disconnect
739  * xprt_conditional_disconnect - force a transport to disconnect
740  * @xprt: transport to disconnect
744  * the current transport 'connection cookie'. It ensures that we don't
829  * xprt_connect - schedule a transport connect operation
875  * @xprt: transport instance
891  * @xprt: transport instance
976  * @xprt: transport on which the original request was transmitted
1007  * xprt_pin_rqst - Pin a request on the transport receive list
1020  * xprt_unpin_rqst - Unpin a request on the transport receive list
1124  * @copied: actual number of bytes received from the transport
1165  * Set a request's retransmit timeout based on the transport's
1373  * xprt_request_prepare - prepare an encoded request for transport
1376  * Calls into the transport layer to do whatever is needed to prepare
1401  * xprt_prepare_transmit - reserve the transport before sending a request
1429  * xprt_request_transmit - send an RPC request on a transport
1431  * @snd_task: RPC task that owns the transport lock
1503  * xprt_transmit - send an RPC request on a transport
1506  * Attempts to drain the transmit queue. On exit, either the transport
1761  * If the transport is marked as being congested, or if no more
1762  * slots are available, place the task on the transport's
1782  * If no more slots are available, place the task on the transport's
1892  * xprt_create_transport - create an RPC transport
1893  * @args: rpc transport creation arguments
1909 	dprintk("RPC: transport (%d) not supported\n", args->ident);  in xprt_create_transport()
1960 	 * Tear down transport state and free the rpc_xprt  in xprt_destroy_cb()
1966  * xprt_destroy - destroy an RPC transport, killing off all requests.
1967  * @xprt: transport to destroy
1973 	 * Exclude transport connect/disconnect handlers and autoclose  in xprt_destroy()
1993  * xprt_get - return a reference to an RPC transport.
1994  * @xprt: pointer to the transport
2006  * xprt_put - release a reference to an RPC transport.
2007  * @xprt: pointer to the transport